211220011016983 has 2 divisors, whose sum is σ = 211220011016984. Its totient is φ = 211220011016982.

The previous prime is 211220011016897. The next prime is 211220011017007. The reversal of 211220011016983 is 389610110022112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 211220011016983 - 2²¹ = 211220008919831 is a prime.

It is a super-2 number, since 2×211220011016983² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211220011086983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105610005508491 + 105610005508492.

It is an arithmetic number, because the mean of its divisors is an integer number (105610005508492).

Almost surely, 2^{211220011016983} is an apocalyptic number.

211220011016983 is a deficient number, since it is larger than the sum of its proper divisors (1).

211220011016983 is an equidigital number, since it uses as much as digits as its factorization.

211220011016983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 37.

The spelling of 211220011016983 in words is "two hundred eleven trillion, two hundred twenty billion, eleven million, sixteen thousand, nine hundred eighty-three".